Peak

UK AI decisioning platform for retail and supply chain commercial optimisation

Lexis+ AI

Hallucination-free AI legal research with authoritative LexisNexis sources

Peak

Strong

18/25

Lexis+ AI

Strong

21/25

Score Breakdown

DimensionPeakLexis+ AI

Data Residency

Where is your data stored and processed?

Peak: Data hosted on AWS and Azure infrastructure with EU region options for European customers. UK data residency default suitable for British businesses. Configurable data region for enterprise deployments.

Lexis+ AI: Data hosted across US, EU, and UK data centres. Strong data residency options for law firms in major common law and civil law jurisdictions. UK GDPR compliance post-Brexit.

4/5

Data hosted on AWS and Azure infrastructure with EU region options for European customers. UK data residency default suitable for British businesses. Configurable data region for enterprise deployments.

4/5

Data hosted across US, EU, and UK data centres. Strong data residency options for law firms in major common law and civil law jurisdictions. UK GDPR compliance post-Brexit.

Legal Jurisdiction

Which laws govern the company and your data?

Peak: Incorporated in England and Wales under UK law. Regulated by ICO under UK GDPR. UK jurisdiction provides strong data protection baseline without CLOUD Act exposure. EU adequacy decision covers UK-EU data transfers.

Lexis+ AI: Parent company RELX PLC is UK/EU incorporated and regulated. LexisNexis US entity is incorporated in Delaware but operates under RELX's broader European governance framework, providing strong data protection oversight.

4/5

Incorporated in England and Wales under UK law. Regulated by ICO under UK GDPR. UK jurisdiction provides strong data protection baseline without CLOUD Act exposure. EU adequacy decision covers UK-EU data transfers.

4/5

Parent company RELX PLC is UK/EU incorporated and regulated. LexisNexis US entity is incorporated in Delaware but operates under RELX's broader European governance framework, providing strong data protection oversight.

Data Retention & Training

Is your data used for model training?

Peak: Customer commercial data is not used for cross-customer model training. Enterprise data processing agreements with configurable retention periods. Appropriate data lifecycle controls for sensitive retail and supply chain data.

Lexis+ AI: Clear data retention policies aligned with legal professional requirements. Research queries and documents are not retained for AI training. Supports data processing agreements for enterprise law firms.

4/5

Customer commercial data is not used for cross-customer model training. Enterprise data processing agreements with configurable retention periods. Appropriate data lifecycle controls for sensitive retail and supply chain data.

4/5

Clear data retention policies aligned with legal professional requirements. Research queries and documents are not retained for AI training. Supports data processing agreements for enterprise law firms.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Peak: Holds ISO 27001 certification. Solid baseline for a commercial AI platform. SOC 2 Type II would strengthen the posture for enterprise procurement requirements, particularly for US-headquartered retail brands operating in Europe.

Lexis+ AI: Holds SOC 2 Type II, ISO 27001, and ISO 27701 certifications. Strong certification portfolio appropriate for a platform handling confidential legal information.

3/5

Holds ISO 27001 certification. Solid baseline for a commercial AI platform. SOC 2 Type II would strengthen the posture for enterprise procurement requirements, particularly for US-headquartered retail brands operating in Europe.

4/5

Holds SOC 2 Type II, ISO 27001, and ISO 27701 certifications. Strong certification portfolio appropriate for a platform handling confidential legal information.

Regulatory Fit

Suitability for regulated industries and professional services

Peak: Good regulatory fit for UK and European retail and supply chain businesses. ISO 27001 and UK GDPR compliance meet common enterprise procurement thresholds. Not sector-regulated, so straightforward compliance path for commercial applications.

Lexis+ AI: Excellent regulatory fit for law firms and legal departments. Compliance with bar association professional responsibility rules, GDPR, UK GDPR, and CCPA. Trusted by government agencies and Am Law 100 firms.

3/5

Good regulatory fit for UK and European retail and supply chain businesses. ISO 27001 and UK GDPR compliance meet common enterprise procurement thresholds. Not sector-regulated, so straightforward compliance path for commercial applications.

5/5

Excellent regulatory fit for law firms and legal departments. Compliance with bar association professional responsibility rules, GDPR, UK GDPR, and CCPA. Trusted by government agencies and Am Law 100 firms.

Total Score

18/25

21/25

Best For

Peak

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 27701); regulated industries (FCA, SRA); privacy-conscious teams who need strong data retention controls.

Lexis+ AI

Best for EU-headquartered organisations needing maximum data sovereignty; privacy-conscious teams who need strong data retention controls.

Detailed Comparison

Lexis+ AI vs Peak: Trust & Compliance Comparison

Lexis+ AI (LexisNexis, GB) scores 21/25 overall with a Silver (Strong) trust badge. Hallucination-free AI legal research with authoritative LexisNexis sources. Peak (Peak AI, GB) scores 18/25 with a Silver (Strong) trust badge. UK AI decisioning platform for retail and supply chain commercial optimisation.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 4/5.

●Lexis+ AI (4/5): Data hosted across US, EU, and UK data centres. Strong data residency options for law firms in major common law and civil law jurisdictions. UK GDPR compliance post-Brexit.

●Peak (4/5): Data hosted on AWS and Azure infrastructure with EU region options for European customers. UK data residency default suitable for British businesses. Configurable data region for enterprise deployments.

#### Legal Jurisdiction

Both score equally at 4/5.

●Lexis+ AI (4/5): Parent company RELX PLC is UK/EU incorporated and regulated. LexisNexis US entity is incorporated in Delaware but operates under RELX's broader European governance framework, providing strong data protection oversight.

●Peak (4/5): Incorporated in England and Wales under UK law. Regulated by ICO under UK GDPR. UK jurisdiction provides strong data protection baseline without CLOUD Act exposure. EU adequacy decision covers UK-EU data transfers.

#### Data Retention & Training

Both score equally at 4/5.

●Lexis+ AI (4/5): Clear data retention policies aligned with legal professional requirements. Research queries and documents are not retained for AI training. Supports data processing agreements for enterprise law firms.

●Peak (4/5): Customer commercial data is not used for cross-customer model training. Enterprise data processing agreements with configurable retention periods. Appropriate data lifecycle controls for sensitive retail and supply chain data.

#### Certifications

Lexis+ AI leads with 4/5 vs 3/5.

●Lexis+ AI (4/5): Holds SOC 2 Type II, ISO 27001, and ISO 27701 certifications. Strong certification portfolio appropriate for a platform handling confidential legal information.

●Peak (3/5): Holds ISO 27001 certification. Solid baseline for a commercial AI platform. SOC 2 Type II would strengthen the posture for enterprise procurement requirements, particularly for US-headquartered retail brands operating in Europe.

#### Regulatory Fit

Lexis+ AI leads with 5/5 vs 3/5.

●Lexis+ AI (5/5): Excellent regulatory fit for law firms and legal departments. Compliance with bar association professional responsibility rules, GDPR, UK GDPR, and CCPA. Trusted by government agencies and Am Law 100 firms.

●Peak (3/5): Good regulatory fit for UK and European retail and supply chain businesses. ISO 27001 and UK GDPR compliance meet common enterprise procurement thresholds. Not sector-regulated, so straightforward compliance path for commercial applications.

Certifications at a Glance

Certification	Lexis+ AI	Peak
ISO 27001	Yes	Yes
ISO 27701	Yes	No
SOC 2 Type II	Yes	No

Overall Verdict

Lexis+ AI has a clear trust advantage, scoring 21/25 compared to Peak's 18/25. Lexis+ AI particularly excels in certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Peak or Lexis+ AI?

Peak has a TrustKit score of 18/25 while Lexis+ AI scores 21/25. Lexis+ AI currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Peak and Lexis+ AI compare on data residency?

Peak scores 4/5 for data residency (Data hosted on AWS and Azure infrastructure with EU region options for European customers. UK data residency default suitable for British businesses. Configurable data region for enterprise deployments.), while Lexis+ AI scores 4/5 (Data hosted across US, EU, and UK data centres. Strong data residency options for law firms in major common law and civil law jurisdictions. UK GDPR compliance post-Brexit.).

Are Peak and Lexis+ AI GDPR compliant?

Both tools are assessed across five compliance dimensions. Peak has a regulatory fit score of 3/5 and Lexis+ AI scores 5/5. Check the full comparison above for a detailed breakdown.

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